Abstract: The invention concerns a process to convert di-rhamnolipid to mono-rhamnolipid, using an ?-L-rhamnosidase enzyme which has a sequence identity of at least 70% with either SEQ ID. 1 or SEQ. ID 2.

Abstract: The invention concerns a process to convert di-rhamnolipid to mono-rhamnolipid comprising the following process steps: —(a) contact of a starting di-rhamnolipid material with an ?-L-rhamnosidase enzyme which is immobilised on a support; (b) separation of the produced mono-rhamnolipid from the reaction medium and/or side products; wherein the ?-L-rhamnosidase enzyme does not have ?-D-glucosidase activity.

Abstract: The invention relates to a mousse composition comprising: a) a base composition comprising: (i) from 0.0001 to 5 wt. % of a lactam; (ii) from 0.1 to 10 wt. % of an alcohol; and, b) a propellant; and to the use of a combination of a lactam with an alcohol, in a mousse composition to collapse the resulting mousse foam quicker; and to the use of a combination of a lactam with an alcohol, in a mousse composition to make the resulting mousse foam easier to rinse.

Abstract: The invention relates to a cleaning composition comprising a) from 1 to 30 wt. % of a primary alkyl sulfate surfactant; b) from 1 to 10 wt. % of an amphoteric surfactant selected from betaines, glucamides and sultaines; and, c) from 1 to 10 wt. % of a rhamnolipid biosurfactant surfactant; wherein the ratio of primary alkyl sulfate surfactant to biosurfactant is from 8:1 to 1:10; and, wherein the ratio of primary alkyl sulfate surfactant to amphoteric surfactant is from 8:1 to 1:10; wherein the primary alkyl sulfate is a C10-C20 alkyl sulphate; to a method of treatment of a substrate; to a method of treatment of a textile; and to the use of a combination of a biosurfactant and amphoteric surfactant to improve the cold storage stability of primary alkyl sulfate containing formulations.

Abstract: The invention relates to a varnished banknote comprising from 0.0015 to 2.5 wt. % of a lactam; and to the use of a lactam to either impart anti-biofilm properties to a banknote or to inhibit biofilm growth on a banknote substrate.

Abstract: A process for the synthesis of lactams suitable for use in antimicrobial, anti-biofilm and bacteriostatic compositions.

Abstract: A process for the synthesis of lactams suitable for use in antimicrobial, anti-biofilm and bacteriostatic compositions.

Abstract: A method of treatment of a marine surface to improve the resistance of the surface to fouling from a marine organism, the method comprising treatment of a surface prone to fouling from a marine organism with a composition comprising a lactam, wherein the composition comprises from 0.0005 to 5 wt.

Abstract: The invention relates to a method of treatment of a surface to improve the resistance of the surface to fouling from a photosynthetic species, the method comprising treatment of a surface prone to fouling from a photosynthetic organism with a composition comprising a lactam, wherein the composition comprises from 0.0001 to 5 wt. % of a lactam; and, wherein the surface to be treated is selected from metal, plastic or composites; and to the use of the lactam to inhibit growth of a photosynthetic organism on a surface, wherein the surface to be treated is selected from metal, plastic or composites.

Abstract: 4-(4-Chlorophenyl)-5-methylene-pyrrol-2-one and 5-methylene-4-(p-tolyl)pyrrol-2-one for use in the treatment of gram-negative bacterial infections, in particular infections in which Pseudomonas is implicated.

Abstract: The invention relates to a mousse composition comprising: a) a base composition comprising: (i) from 0.0001 to 5 wt. % of a lactam; (ii) from 0.1 to 10 wt. % of an alcohol; and, b) a propellant; and to the use of a combination of a lactam with an alcohol, in a mousse composition to collapse the resulting mousse foam quicker; and to the use of a combination of a lactam with an alcohol, in a mousse composition to make the resulting mousse foam easier to rinse.

Abstract: The invention relates to a modified textile comprising a) a textile substrate; and, b) a lactam coating; and to the use of a lactam to impart anti-biofilm properties to a textile; and to the use of a lactam to inhibit biofilm growth on a textile substrate; wherein the lactam is selected from: (I) 4-(4-chlorophenyl)-5-methylene-pyrrol-2-one; and (II) 5-methylene-4-(p-tolyl)pyrrol-2-one; (III) 4-(4-bromophenyl)-5-methylene-pyrrol-2-one; (IV) 4-(3-chlorophenyl)-5-methylene-pyrrol-2-one; (V) 4-(2-fluorophenyl)-5-methylene-pyrrol-2-one; and (VI).

Abstract: The invention relates to a wipe suitable for application to a hard surface comprising from 0.0001 to 5 wt. % of a lactam; to the use of said wipe on a surface to reduce microorganism buildup on said surface; and, to the use of a lactam in a wipe product to enhance preservation of said wipe product.

Abstract: The invention relates to the use of a rhamnolipid in a surfactant system for handwash detergents to confer to the consumer a sensorial impression of mildness on the hands.

Abstract: Lactams for use in the treatment of skin lesions are described. In particular, lactams for the treatment of chronic wounds, including chronic wounds in patients having diabetes.

Abstract: Compositions comprising a lactam and an alkyl lactate. The compositions are suitable for use as anti-microbial, anti-biofilm and bacteriostatic compositions.

Abstract: The invention relates to a detergent composition comprising: —(a) from 0.0001 to 1 wt. %, preferably from 0.0001 to 0.1 wt. %, more preferably from 0.0001 to 0.01 wt. %, most preferably from 0.0005 to 0.001 wt. % of a shading dye; and, (b) from 0.0001 to 10 wt. %, preferably from 0.0005 to 8 wt. %, more preferably from 0.001 to 5 wt. %, most preferably from 0.002 to 0.2 wt. % of a cellulase selected from any sequence with a sequence identity of at least 80%, preferably at least 85%, further preferred at least 90%, GO even more preferred at least 92%, also preferred at least 95%, particularly preferred at least 98% and most preferred at least 99% to SEQ ID NO: 11, SEQ ID NO: 13, SEQ ID NO: 15 or SEQ ID NO: 17.

Abstract: Lactams for use in the treatment of respiratory tract infections, including chronic lung infections in patients having cystic fibrosis.

Abstract: The invention relates to a detergent composition comprising:—(a) from 0.0001 to 1 wt. %, preferably from 0.0001 to 0.1 wt. %, more preferably from 0.0001 to 0.01 wt. %, most preferably from 0.0005 to 0.001 wt. % of a shading dye; and, (b) from 0.0001 to 10 wt. %, preferably from 0.0005 to 8 wt. %, more preferably from 0.001 to 5 wt. %, most preferably from 0.002 to 0.2 wt. % of a cellulase selected from any sequence with a sequence identity of at least 80%, preferably at least 85%, further preferred at least 90%, even more preferred at least 92%, also preferred at least 95%, particularly preferred at least 98% and most preferred at least 99% to SEQ ID NO: 11, SEQ ID NO: 13, SEQ ID NO: 15 or SEQ ID NO: 17.

Abstract: 4-(4-Chlorophenyl)-5-methylene-pyrrol-2-one and 5-methylene-4-(p-tolyl)pyrrol-2-one for use in the treatment of gram-negative bacterial infections, in particular infections in which Pseudomonas is implicated.